ICD-10 CM Code T40.4
T40.4
Poisoning by, adverse effect of and underdosing of other synthetic narcotics
Excludes Type 2
- drug dependence and related mental and behavioral disorders due to psychoactive substance use (F10.-F19.-)
7th Character
- The appropriate 7th character is to be added to each code from category T40
- A - initial encounter
- D - subsequent encounter
- S - sequela
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